Monomorium (Holcomyrmex) niger McAreavey, 1949: 12, figs. 36-41 (w.q.m.) AUSTRALIA (New South Wales). Australasia.

Primary type information: Type-material: holotype worker. Type-locality: Australia: New South Wales, Nyngan (J.W.T. Armstrong). Type-depository: ANIC. Secondary type information: Paratype-material: paratype workers, paratype queens, paratype males (numbers not stated, “large series of all forms”). Paratype-locality: same as for holotype. Paratype-depository: ANIC. Type notes: Heterick, 2001: 371, records the data “Bogan River, 9.vi.1946” for the holotype; this information is not in the original description.